Finding the Third Proportional to 1,258,488 and 1,887,867

Step by Step Solution

1. Step 1: Write the proportion equation
   1,258,488 : 1,887,867 = 1,887,867 : x
2. Step 2: Convert to fraction form
   1,258,488/1,887,867 = 1,887,867/x
3. Step 3: Cross multiply
   1,258,488x = 1,887,867 × 1,887,867
4. Step 4: Simplify right side
   1,258,488x = 3,564,041,809,689
5. Step 5: Solve for x
   x = 3,564,041,809,689/1,258,488
6. Step 6: Final answer
   x = 2,832,003.01